944109011 has 4 divisors (see below), whose sum is σ = 952464072. Its totient is φ = 935753952.

The previous prime is 944108969. The next prime is 944109041. The reversal of 944109011 is 110901449.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 944109011 - 2⁶ = 944108947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944109041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4177361 + ... + 4177586.

It is an arithmetic number, because the mean of its divisors is an integer number (238116018).

Almost surely, 2^944109011 is an apocalyptic number.

944109011 is a deficient number, since it is larger than the sum of its proper divisors (8355061).

944109011 is a wasteful number, since it uses less digits than its factorization.

944109011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8355060.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 944109011 is about 30726.3569431848. The cubic root of 944109011 is about 981.0113850619.

The spelling of 944109011 in words is "nine hundred forty-four million, one hundred nine thousand, eleven".